[INFO] updating cached repository GregoireLoens/GeneticAlgorithm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/GregoireLoens/GeneticAlgorithm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/GregoireLoens/GeneticAlgorithm" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/GregoireLoens/GeneticAlgorithm"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/GregoireLoens/GeneticAlgorithm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/GregoireLoens/GeneticAlgorithm" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/GregoireLoens/GeneticAlgorithm"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/GregoireLoens/GeneticAlgorithm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b50db2cba18aaa33d88732898ef2fc18b332c9ca
[INFO] sha for GitHub repo GregoireLoens/GeneticAlgorithm: b50db2cba18aaa33d88732898ef2fc18b332c9ca
[INFO] validating manifest of GregoireLoens/GeneticAlgorithm on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of GregoireLoens/GeneticAlgorithm on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing GregoireLoens/GeneticAlgorithm
[INFO] finished frobbing GregoireLoens/GeneticAlgorithm
[INFO] frobbed toml for GregoireLoens/GeneticAlgorithm written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/GregoireLoens/GeneticAlgorithm/Cargo.toml
[INFO] started frobbing GregoireLoens/GeneticAlgorithm
[INFO] finished frobbing GregoireLoens/GeneticAlgorithm
[INFO] frobbed toml for GregoireLoens/GeneticAlgorithm written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/GregoireLoens/GeneticAlgorithm/Cargo.toml
[INFO] crate GregoireLoens/GeneticAlgorithm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking GregoireLoens/GeneticAlgorithm against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-7/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/GregoireLoens/GeneticAlgorithm:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ec380d3e0cf804cc0d9cac9223ffdde524af52cb649dd548eab877a4e1fba3c4
[INFO] running `"docker" "start" "-a" "ec380d3e0cf804cc0d9cac9223ffdde524af52cb649dd548eab877a4e1fba3c4"`
[INFO] [stderr]     Checking tramp v0.3.0
[INFO] [stderr]     Checking GeneticAlgorithm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/problem/data.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/problem/data.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `it`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     for it in 0..problem::data::MAXIT {
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_it`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/problem/selection.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     for i in 0..nb_turn {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `win1`
[INFO] [stderr]   --> src/problem/selection.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let win1: usize;
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_win1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `win2`
[INFO] [stderr]   --> src/problem/selection.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let win2: usize;
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_win2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/problem/selection.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     for i in 0..t_size {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/problem/data.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     for mut it in 0..NB_SAMPLE {
[INFO] [stderr]     |         ----^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `it`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     for it in 0..problem::data::MAXIT {
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_it`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/problem/selection.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     for i in 0..nb_turn {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `win1`
[INFO] [stderr]   --> src/problem/selection.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let win1: usize;
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_win1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `win2`
[INFO] [stderr]   --> src/problem/selection.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let win2: usize;
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_win2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/problem/selection.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     for i in 0..t_size {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/problem/replacement.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut worsts: (usize, usize);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `GeneticAlgorithm` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `genetic_algorithm`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/problem/data.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     for mut it in 0..NB_SAMPLE {
[INFO] [stderr]     |         ----^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/problem/replacement.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut worsts: (usize, usize);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `GeneticAlgorithm` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `genetic_algorithm`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "ec380d3e0cf804cc0d9cac9223ffdde524af52cb649dd548eab877a4e1fba3c4"`
[INFO] running `"docker" "rm" "-f" "ec380d3e0cf804cc0d9cac9223ffdde524af52cb649dd548eab877a4e1fba3c4"`
[INFO] [stdout] ec380d3e0cf804cc0d9cac9223ffdde524af52cb649dd548eab877a4e1fba3c4